Title taken from caption. Caption reads in its entirety: "Looking northwest down valley of Clarence River where it enters a gorge that passes through the synclinal ridge of Carboniferous limestones. Shows the strike of the south limb of these beds...

Title taken from caption. Caption reads in its entirety: "Folded limestones on north bank of Joe Creek approximately at crossing of 141st meridian. Swagerina zone fossils are contained in these strats. See detail 3-2. July 23, 1911." Image...

Image identical to uaa-hmc-0166-b1-73-5-1. Caption on that image reads: "Another view of the Carboniferous limestones overlaid by limey shales and sandstones or quartzites on east bank of Clarence River, a short distance downstream from 4-10. July...

Title taken from caption. Caption reads in its entirety: "Overthrust folding of minor magnitude in limestones on north bank of Joe Creek at mouth of north-side gulch 1/2 mile west from 141st meridian. Swagerina locality. July 7, 1912."

Title taken from caption. Caption reads in its entirety: "Mountains of the south slope of Joe Creek valley from a point on the north slope just west from the gulch that is about 1/2 mile west from 141st meridian. Shows zone of dark shales along...

Title taken from caption. Caption reads in its entirety: "Another view of the Carboniferous limestones overlaid by limey shales and sandstones or quartzites on east bank of Clarence River, a short distance downstream from 4-10. July 23, 1912." The...

Title taken from caption. Caption reads in its entirety: "View up valley of east side tributary to Clarence River along south side of Carboniferous limestone ridges upon which monument No. 5 is placed. Massive gray limestones to the left (north),...

Image appears identical to a portion of the panoramic image uaa-hmc-0166-b1-95-9-3-9-5. The caption for that image reads: "Panorama of the north slope of ridge of monument No. 5 across the headwater basin of Craig Creek. Shows the north contact of...

Title taken from caption. Caption reads in its entirety: "Panorama of the north slope of ridge of monument No. 5 across the headwater basin of Craig Creek. Shows the north contact of the gray Carboniferous limestone, that form the synclinal ridge...

Title taken from caption. Caption reads in its entirety: "Panorama of the western slope of Malcom River valley from a knoll on east side about 1/2 mile south from Hospital Camp opposite two ponds. Shows massive quartzite formation to south and...